The answer to 'signs of rat' is that common signs of a rat infestation include droppings, gnaw marks, nests, and hearing noises at night. Rats are nocturnal and can be difficult to spot, but their presence is often indicated by these telltale signs. Rats can carry diseases and cause significant property damage, so it's important to address an infestation promptly.
If you notice any of these signs, it's best to take action right away. Some simple DIY solutions like setting traps or using repellents may be effective for minor infestations. However, for more serious or persistent issues, it's recommended to call in a professional pest control technician. They have the expertise and tools to properly identify the problem and implement the most effective and humane solutions.